Pacific Herring Roe Catch by Region and Gear Type

Pacific Herring roe catch data from British Columbia tracks catch sums in metric tonnes across seven stock assessment regions, including Haida Gwaii and the Strait of Georgia. The data is maintained in the Herring stock assessment database and includes catch by geographical location, gear type, and time frame. Records are withheld and marked 'WP' for privacy when fewer than three parties fished in an area and period.

Use Cases

• Analyze catch trends in metric tonnes across the five major stock assessment regions like Haida Gwaii and the Central Coast.
• Compare gear type effectiveness by correlating gear type with catch volume in metric tonnes for specific geographical locations.
• Identify temporal patterns in herring roe fishery by examining catch sums for specified time frames within regions like the Strait of Georgia.
• Assess fishery pressure by tracking catch data marked 'WP' to identify areas and periods with limited fishing party participation.

Strengths

• Data covers seven distinct stock assessment regions in British Columbia, including five major and two minor regions.
• Catch is quantified in the standardized unit of metric tonnes, enabling direct comparisons.
• Includes specific privacy protections, with data withheld ('WP') where fewer than three parties fished, ensuring confidentiality.

Limitations

• Specific sample size, row count, and column details are unknown, limiting pre-analysis assessment of dataset scale and structure.
• Data availability is reduced for areas and time frames with low participation due to privacy withholding rules.
• The temporal range of the data is not specified, which may limit time-series analysis.

Provenance

Source

Fisheries and Oceans Canada

Collection Method

Maintained in the Herring stock assessment database, compiled from fishery catch reports.

Time Range

null

Freshness

null

Geography

British Columbia, Canada, specifically Pacific Herring stock assessment regions including Haida Gwaii, Prince Rupert District, Central Coast, Strait of Georgia, West Coast of Vancouver Island, Area 2W, and Area 27.